Konikowski Bekemann: Königsgambit – richtig gespielt QUELLE AUSGEFALLEN and problems of all types and problems of all types – about 500 examples and problems ranging from too easy to very difficult The theoretical material is given as of July 2012 expanded and updated version of their first edition from 2012 This is why the opening promises White great success
Ask which next step is appropriate if the available guidance is unclear. If the stated response period passes, follow the seller's published follow-up route.
Identify which details you can verify from the listing. Check whether a requirement depends on another item or arrangement.
Include the relevant order or inquiry reference when following up. Keep a record of when you contacted the seller and what you requested.